Bump websocket-extensions from 0.1.4 to 0.1.5#50

Bumps [websocket-extensions](https://github.com/faye/websocket-extensions-ruby) from 0.1.4 to 0.1.5. <details> <summary>Changelog</summary> <p><em>Sourced from <a href="https://github.com/faye/websocket-extensions-ruby/blob/master/CHANGELOG.md">websocket-extensions's changelog</a>.</em></p> <blockquote> <h3>0.1.5 / 2020-06-02</h3> <ul> <li>Remove a ReDoS vulnerability in the header parser (CVE-2020-7663)</li> </ul> </blockquote> </details> <details> <summary>Commits</summary> <ul> <li><a href="https://github.com/faye/websocket-extensions-ruby/commit/8108e77333026634eda1a6a32f32da3a7a1da8c4"><code>8108e77</code></a> Bump version to 0.1.5</li> <li><a href="https://github.com/faye/websocket-extensions-ruby/commit/c36eb3e010dce9eabc7415dbe05cafaa0ae83cd4"><code>c36eb3e</code></a> Remove ReDoS vulnerability in the Sec-WebSocket-Extensions header parser</li> <li><a href="https://github.com/faye/websocket-extensions-ruby/commit/8174a4a0f95b8f35ea42595d9d4d88debf492521"><code>8174a4a</code></a> Test on JRuby 9.{0,1,2} rather than &quot;head&quot;</li> <li><a href="https://github.com/faye/websocket-extensions-ruby/commit/96059802a6649ad3ca63625ffc5b5dbcd9ea91d9"><code>9605980</code></a> Update Ruby versions 2.4 to 2.7 on Travis</li> <li><a href="https://github.com/faye/websocket-extensions-ruby/commit/bd6d0acc01fa985f014d37183f0c7854b86b60f9"><code>bd6d0ac</code></a> Mention license change in the changelog</li> <li><a href="https://github.com/faye/websocket-extensions-ruby/commit/a8c847876b2242d562e6186b6fd90dd073b9fcd2"><code>a8c8478</code></a> Formatting change: {...} should have spaces inside the braces</li> <li>See full diff in <a href="https://github.com/faye/websocket-extensions-ruby/compare/0.1.4...0.1.5">compare view</a></li> </ul> </details> <br /> [](https://help.github.com/articles/configuring-automated-security-fixes) Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `@dependabot rebase`. [//]: # (dependabot-automerge-start) [//]: # (dependabot-automerge-end) --- <details> <summary>Dependabot commands and options</summary> <br /> You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself) - `@dependabot use these labels` will set the current labels as the default for future PRs for this repo and language - `@dependabot use these reviewers` will set the current reviewers as the default for future PRs for this repo and language - `@dependabot use these assignees` will set the current assignees as the default for future PRs for this repo and language - `@dependabot use this milestone` will set the current milestone as the default for future PRs for this repo and language You can disable automated security fix PRs for this repo from the [Security Alerts page](https://github.com/TurtleTony/rails-image-board/network/alerts). </details>